Add `iocontrol` feature #322

Job	Run time
cargo-deny (advisories)	15s
lint	22s
cargo-deny (bans licenses sources)	16s
aarch64-apple-ios / build	1m 4s
aarch64-unknown-linux-gnu / build	33s
aarch64-apple-darwin / build	1m 1s
aarch64-unknown-linux-musl / build	41s
armv7-linux-androideabi / build	23s
arm-linux-androideabi / build	27s
i686-pc-windows-gnu / build	4m 22s
i686-unknown-linux-gnu / build	30s
i686-pc-windows-msvc / build	3m 36s
i686-unknown-linux-musl / build	1m 1s
msrv-aarch64-apple-darwin / build	30s
msrv-arm-linux-androideabi / build	31s
msrv-x86_64-pc-windows-msvc / build	59s
msrv-x86_64-unknown-freebsd / build	35s
msrv-x86_64-unknown-linux-gnu / build	44s
msrv-x86_64-unknown-linux-musl / build	50s
msrv-x86_64-unknown-netbsd / build	36s
x86_64-apple-darwin / build	54s
x86_64-pc-windows-gnu / build	3m 1s
x86_64-pc-windows-msvc / build	3m 53s
x86_64-unknown-freebsd / build	20s
x86_64-unknown-linux-gnu / build	53s
x86_64-unknown-linux-musl / build	40s
x86_64-unknown-netbsd / build	17s
	29m 14s

Provide feedback